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# -*- coding: utf-8 -*-
import fnmatch
import os
import shutil
from io import StringIO
from django.core.management import call_command
from django.test import TestCase
class CleanPycTests(TestCase):
def setUp(self):
self.project_root = os.path.join("tests", "testapp")
self._settings = os.environ.get("DJANGO_SETTINGS_MODULE")
os.environ["DJANGO_SETTINGS_MODULE"] = "django_extensions.settings"
def tearDown(self):
if self._settings:
os.environ["DJANGO_SETTINGS_MODULE"] = self._settings
def _find_pyc(self, path):
pyc_glob = []
for root, dirnames, filenames in os.walk(path):
for filename in fnmatch.filter(filenames, "*.pyc"):
pyc_glob.append(os.path.join(root, filename))
return pyc_glob
def test_removes_pyc_files(self):
with self.settings(BASE_DIR=self.project_root):
call_command("compile_pyc")
pyc_glob = self._find_pyc(self.project_root)
self.assertTrue(len(pyc_glob) > 0)
with self.settings(BASE_DIR=self.project_root):
call_command("clean_pyc")
pyc_glob = self._find_pyc(self.project_root)
self.assertEqual(len(pyc_glob), 0)
def test_takes_path(self):
out = StringIO()
project_root = os.path.join("tests", "testapp")
call_command("compile_pyc", path=project_root)
pyc_glob = self._find_pyc(project_root)
self.assertTrue(len(pyc_glob) > 0)
call_command("clean_pyc", verbosity=2, path=project_root, stdout=out)
output = out.getvalue().splitlines()
self.assertEqual(sorted(pyc_glob), sorted(output))
def test_removes_pyo_files(self):
out = StringIO()
project_root = os.path.join("tests", "testapp")
call_command("compile_pyc", path=project_root)
pyc_glob = self._find_pyc(project_root)
self.assertTrue(len(pyc_glob) > 0)
# Create some fake .pyo files since we can't force them to be created.
pyo_glob = []
for fn in pyc_glob:
pyo = "%s.pyo" % os.path.splitext(fn)[0]
shutil.copyfile(fn, pyo)
pyo_glob.append(pyo)
call_command(
"clean_pyc", verbosity=2, path=project_root, optimize=True, stdout=out
)
output = out.getvalue().splitlines()
self.assertEqual(sorted(pyc_glob + pyo_glob), sorted(output))
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